Card 1. 1) He hasn't forgotten his Spanish since/for he left Cuba. 2) I haven't seen him since/for ages. 3) I have been in the library since/for morning. 4) I have known him since/for childhood. 5) I have known him since/for years. 6) They haven't bought any vegetables at the market since/for years. 7) Sue hasn't written any letters since/for January.